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Inventories
 6 Months Ended
Jun. 30, 2022
Inventory Disclosure [Abstract]  
Inventories Inventories
Inventories, net of reserves, are as follows:
June 30, 2022December 31, 2021
(In millions)
Raw materials, consumables and supplies, net$123.3 $97.1 
Work in process0.3 0.2 
Finished goods, net161.7 132.5 
Total$285.3 $229.8